def deactivated_test_bitshuffle(self):
d = np.arange(128, dtype=np.uint16)
t1 = ext.bitshuffle(d)
#print t1
t2 = ext.bitunshuffle(t1)
#print t2
self.assertTrue(np.all(t2.view(np.uint8) == d.view(np.uint8)))
def test_circle(self):
nmax = 100000
reps = 20
for dtype in TEST_DTYPES:
itemsize = np.dtype(dtype).itemsize
nbyte_max = nmax * itemsize
dbuf = random.randint(0, 255, nbyte_max).astype(np.uint8)
dbuf = dbuf.view(dtype)
for ii in range(reps):
n = random.randint(0, nmax, 1)[0]
data = dbuf[:n]
shuff = ext.bitshuffle(data)
out = ext.bitunshuffle(shuff)
self.assertTrue(out.dtype is data.dtype)
self.assertTrue(np.all(data.view(np.uint8)
== out.view(np.uint8)))
def test_circle(self):
nmax = 100000
reps = 20
for dtype in TEST_DTYPES:
itemsize = np.dtype(dtype).itemsize
nbyte_max = nmax * itemsize
dbuf = random.randint(0, 255, nbyte_max).astype(np.uint8)
dbuf = dbuf.view(dtype)
for ii in range(reps):
n = random.randint(0, nmax, 1)
data = dbuf[:n]
shuff = ext.bitshuffle(data)
out = ext.bitunshuffle(shuff)
self.assertTrue(out.dtype is data.dtype)
self.assertTrue(
np.all(data.view(np.uint8) == out.view(np.uint8)))
def test_10b_bitunshuffle_64(self):
self.case = "bitunshuffle 64"
pre_trans = self.data.view(np.float64)
self.data = ext.bitshuffle(pre_trans, BLOCK)
self.fun = lambda x: ext.bitunshuffle(x, BLOCK)
self.check_data = pre_trans
def test_10a_bitshuffle_64(self):
self.case = "bitshuffle 64"
self.data = self.data.view(np.float64)
self.fun = lambda x: ext.bitshuffle(x, BLOCK)
def test_10b_bitunshuffle_64(self):
self.case = "bitunshuffle 64"
pre_trans = self.data.view(np.float64)
self.data = ext.bitshuffle(pre_trans, BLOCK)
self.fun = lambda x: ext.bitunshuffle(x, BLOCK)
self.check_data = pre_trans
def test_10a_bitshuffle_64(self):
self.case = "bitshuffle 64"
self.data = self.data.view(np.float64)
self.fun = lambda x: ext.bitshuffle(x, BLOCK)